Home / 5,345.34-7,377.00-3,077.39

Finding the Fourth Proportional to 5,345.34, 7,377.00 and 3,077.39

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Solution

The fourth proportional to 5,345.34, 7,377.00 and 3,077.39 is: 4,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.34 : 7,377.00 = 3,077.39 : x
  2. Step 2: Convert to fraction form
    5,345.34/7,377.00 = 3,077.39/x
  3. Step 3: Cross multiply
    5,345.34x = 7,377.00 × 3,077.39
  4. Step 4: Simplify right side
    5,345.34x = 22,701,921.59
  5. Step 5: Solve for x
    x = 22,701,921.59/5,345.34
  6. Step 6: Final answer
    x = 4,247.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.